package com.example.demo.demos.web.service;

import com.example.demo.demos.web.domain.Classmate;

public interface ClassmateService {
    int addClassmate(Classmate classmate);
    int deleteClassmateByXuehao(int xuehao);
    int updateClassmate(Classmate classmate);
    Classmate getClassmateByXuehao(int xuehao);
}